Ionq Inc. Replay the stock market charts of IONQ day by day, back to 2003. Open long and short positions without spending any money. IonQ, Inc. engages in the development of general-purpose quantum computing systems. It sells access to quantum computers with 20 qubits. The company makes access to its quantum computers through cloud platforms, such as Amazon Web Services' (AWS) Amazon Braket, Microsoft's Azure Quantum, and Google's Cloud Marketplace, as well as through its cloud service. IonQ, Inc. was founded in 2015 and is headquartered in College Park, Maryland.